// Copyright (C) 2013 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 25.2
description: >
    Formal parameters are valid yield expression operands.
flags: [onlyStrict]
features: [generators]
---*/

function Test() {
    function* g(a, b, c, d) {
      arguments[0] = 32;
      arguments[1] = 54;
      arguments[2] = 333;
      yield a;
      yield b;
      yield c;
      yield d;
    }
    var iter = g(23, 45, 33);
    var result;

    result = iter.next();
    assert.sameValue(result.value, 23, 'First result `value`');
    assert.sameValue(result.done, false, 'First result `done` flag');

    result = iter.next();
    assert.sameValue(result.value, 45, 'Second result `value`');
    assert.sameValue(result.done, false, 'Second result `done` flag');

    result = iter.next();
    assert.sameValue(result.value, 33, 'Third result `value`');
    assert.sameValue(result.done, false, 'Third result `done` flag');

    result = iter.next();
    assert.sameValue(
      result.value, undefined, 'Fourth result `value` (unspecified parameter)'
    );
    assert.sameValue(
      result.done, false, 'Fourth result `done` flag (unspecified parameter)'
    );

    result = iter.next();
    assert.sameValue(result.value, undefined, 'Final result `value`');
    assert.sameValue(result.done, true, 'Final result `done` flag');
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
